I could not find any information on if Saltcedar ( also called Tamarix or Tamarisk ) is toxic to horses. It is however only native to Africa and Eurasia and if found elsewhere is supposed to be eradicated as an invasive species as it absorbs too much water and puts lots of salt back into the soil. If you have saltcedar in your pastures or near a waterway on your property it should be removed.
True weeping willows are not toxic to horses, but other varieties may be.
Caffeine is uncontrollably more toxic to animals including dos, horses, and parrots.
There is a tiny bit of cyanide in the seeds of horse. They are technically toxic to horses, but only if the horse eats enough of them to raise the level or cyanide in their body to toxic levels.
95% not
No, but too much of them can cause colic.
No, it is toxic to any animal.
It is not recommended to use walnut lumber to line a horse barn as walnut wood can be toxic to horses. It is best to use non-toxic wood such as pine, oak, or hemlock for lining horse barns to ensure the safety and well-being of the horses.
It is unclear whether or not Ixora plants are toxic to horses. In cases like these it is best to avoid letting horses have contact with the plants until it is fully determined to be toxic or not.
African Daisies are listed as non-toxic to horses. If you are at all concerned about them remove them from where the horses could gain access to them.
it can be toxic to poultry, cattle, sheep and horses, possible other animals as well.
Cape Marigold also called African Daisy ( Dimorphotheca Pluvialis) is listed as non-toxic to horses. Other types of Marigold however, such as the Marsh Marigold are toxic and need to be kept away from horses and other animals.
No, a horse should not eat peppers. Peppers are part of the nightshade family and can be considered toxic to horses.